1316495544 has 96 divisors (see below), whose sum is σ = 4123138320. Its totient is φ = 347203584.

The previous prime is 1316495533. The next prime is 1316495563. The reversal of 1316495544 is 4455946131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 1316495496 and 1316495505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27769 + ... + 58344.

Almost surely, 2^1316495544 is an apocalyptic number.

1316495544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1316495544 is an abundant number, since it is smaller than the sum of its proper divisors (2806642776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1316495544 is a wasteful number, since it uses less digits than its factorization.

1316495544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86149 (or 86138 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The square root of 1316495544 is about 36283.5437078574. The cubic root of 1316495544 is about 1095.9896792500.

The spelling of 1316495544 in words is "one billion, three hundred sixteen million, four hundred ninety-five thousand, five hundred forty-four".